body {
  background-color: #ebeff2;
  margin: 0;
  padding: 0;
  font-family: "Arial", "Microsoft YaHei", "黑体", "宋体", sans-serif;
}
.top {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 60px;
  background-color: #425363;
}
.top .userinfo {
  color: #FFF;
  position: absolute;
  right: 10px;
  height: 20px;
  top: 20px;
  line-height: 20px;
}
.top .userinfo a {
  color: #FFF;
  margin-left: 10px;
  text-decoration: underline;
}
.left {
  position: absolute;
  left: 0;
  top: 60px;
  width: 200px;
  bottom: 30px;
  background-color: #2b3946;
}
.left ul {
  margin: 0;
  padding: 0;
}
.left ul li {
  margin: 0;
  padding: 0;
}
.left ul li a {
  color: #688d92;
  text-decoration: none;
  display: block;
  width: 100%;
  height: 40px;
  line-height: 40px;
  text-indent: 30px;
}
.left ul li .current {
  color: #FFF!important;
}
.right {
  position: absolute;
  left: 200px;
  right: 0;
  top: 60px;
  bottom: 30px;
}
.bottom {
  position: absolute;
  width: 100%;
  height: 30px;
  bottom: 0;
  background-color: #425363;
  text-align: center;
  color: #FFF;
  line-height: 30px;
}
